US Bridges

I-57 SB over Csxrr

Poor

Marion County, Illinois · .25 MI S Salem Int · Structure no. 061005200000000

Built
1968
57 years old
Condition
Poor
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
141 ft
3 main spans
Daily traffic
9,650
2023 count
Owner
State
State Highway Agency

About this bridge

I-57 SB over Csxrr is a steel continuous stringer/multi-beam or girder carrying I-57 SB over Csxrr in Marion County, Illinois. It was built in 1968, so it is 57 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 9,650 vehicles a day, roughly 54% of them trucks, projected to reach 11,363 by 2046. The structure is 141 ft (43 m) long and 42 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesI-57 SB
CrossesCsxrr
Location.25 MI S Salem Int
RouteInterstate 57
CountyMarion County
StateIllinois
Coordinates38.62123, -88.97152
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating36.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length141 ft (43 m)
Longest span50 ft (15.2 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,650 (2023)
Projected traffic11,363 by 2046
Trucks54%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-57 SB over Csxrr built?

It was built in 1968, making it 57 years old in 2025.

What condition is I-57 SB over Csxrr in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in April 2024.

How much traffic does I-57 SB over Csxrr carry?

About 9,650 vehicles per day (2023 count), of which roughly 54% are trucks.

How long is I-57 SB over Csxrr?

The structure is 141 ft (43 m) long with a longest span of 50 ft (15.2 m) and a deck 42 ft wide.

Who owns I-57 SB over Csxrr?

It is owned by the State Highway Agency.